body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: #1a1a1a; /* Dark mode background color */
}

.container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    padding: 50px;
    background-color: #333; /* Gray background color */
    border-radius: 10px;
    color: white; /* White text color */
}

.logo {
    width: 150px; /* Adjust size as needed */
}

h1, h2 {
    color: white; /* White text color */
}

select, button {
    margin: 10px;
    padding: 5px 10px;
    border: none;
    border-radius: 5px;
    background-color: #666; /* Dark gray background color */
    color: white; /* White text color */
}

.btn {
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
}

.btn:hover {
    background-color: #45a049;
}